![Dawsonoceras annulatum](http://www.geoed.co.uk/cdn/shop/products/pictrilonew_66af0b25-4b6b-4ef9-ae0b-ac4ca2e24ec7_{width}x.png?v=1584612732)
Half of an outstanding specimen, fully developed, showing the typical external ornamentation of the transverse annulations and scalloped transverse lines. The siphuncle is clearly visible. This specimen is mounted on a block.
Size: 150 mm by 50 mm.
Size: 150 mm by 50 mm.